{??? A 3-position ?????? ??????????????? ???????????????????????????? ???? ?????????? ?? in the Fisher-??????????????????????????? |?????1% ???????{??|??|???|??|?????|????{??|??????|????? 1 ???| |????? 1 ?|???? 1 ?|???? 1 ?|???? 1 ?|???? 1 ?|????????????? — ?????????????????????????????? |??? ?? ???????? ????? ????????{??|???|????|??????????????